XML 74 R59.htm IDEA: XBRL DOCUMENT v3.24.0.1
Income Taxes (Summary Of Deferred Tax Assets And Liabilities) (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Income Tax Expense (Benefit), Continuing Operations [Abstract]    
Deferred Tax Asset Intellectual property $ 266.2 $ 147.0
Deferred revenue, accruals and reserves 72.9 73.7
Deferred Tax Asset Research and Development Costs 23.6 12.0
Tax credit carryforwards 4.6 3.8
Net operating loss carryforwards 2.2 3.4
Other 6.0 1.8
Total deferred tax assets 375.5 241.7
Valuation allowance (73.6) (5.5)
Net deferred tax assets 301.9 236.2
Deferred Tax Liabilities, Gross (0.9) (1.6)
Total deferred tax assets $ 301.0 $ 234.6